HPE ProLiant ML350 Gen11

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e. Remove the positive return wire (red) from the RTN slot on the DC power supply.

f. Remove the ground wire (green and yellow) from the DC power supply.

HPE ProLiant ML350 Gen11 Server Maintenance and Service Guide 67

Main Page

Customer self repair10
- Parts only warranty service10
- Réparation par le client (CSR)10
- Service de garantie "pièces seules"11
- Riparazione da parte del cliente11
- Servizio di garanzia per i soli componenti11
- Customer Self Repair11
- Parts-only Warranty Service (Garantieservice ausschließlich für Teile)12
- Reparaciones del propio cliente12
- Servicio de garantía exclusivo de componentes12
- Customer Self Repair12
- Garantieservice "Parts Only"13
- Reparo feito pelo cliente13
- Serviço de garantia apenas para peças13
Illustrated parts catalog17
Mechanical components17
Front bezel spare part19
Miscellaneous blank spare parts19
DIMM guards spare part20
Cable management arm spare part21
Rack rails spare part21
Drive blank spare parts21
System components21
Front I/O module spare part24
Drive backplane spare parts24
Fan and fan cage spare parts24
Heatsink spare parts24
Processor spare parts25
DIMM spare parts26
System battery spare part27
System board assembly spare part27
Power supply spare parts27
Drive cable spare parts28
Server options29
Chassis intrusion detection switch spare part31
Energy pack spare parts31
HPE NS204i-u Boot Device spare parts31
Riser board spare parts32
Storage controller spare parts32
External fan spare parts32
Serial port cable spare part33
Miscellaneous cable spare parts33
OCP bandwidth upgrade cable spare part33
Tertiary riser signal cable spare part34
GPU auxiliary power cable spare part34
Removal and replacement procedures34
Preparation procedures35
- Prerequisites35
- About this task35
Server data backup36
Power down the server36
Extend the server from the rack37
- Prerequisites37
- Procedure37
Remove the server from the rack37
- Prerequisites38
- Procedure38
Position the tower server for hardware configuration39
- Procedure39
Remove the access panel40
- Prerequisites40
- About this task40
- Procedure41
Remove the primary riser cage42
- Procedure42
Remove the secondary riser cage42
- Procedure42
Power up the server44
- About this task44
Safety considerations45
Electrostatic discharge45
Symbols on equipment45
Rack warnings and cautions48
Server warnings and cautions49
Removing and replacing the front bezel50
- Procedure50
- Results51
Removing and replacing a hot-plug LFF/SFF/E3.S drive51
- About this task51
- Procedure52
- Results53
Removing and replacing the drive box blank53
- Prerequisites53
- About this task53
- Procedure54
- Results54
Removing and replacing a drive blank54
- About this task54
- Procedure55
- Results56
Removing and replacing the media bay filler panel56
- Prerequisites56
- About this task56
- Procedure56
- Results57
Removing and replacing the cable management arm57
- About this task57
- Procedure57
- Results58
Removing and replacing the rack rails58
- Prerequisites59
- Procedure59
- Results61
Flexible Slot power supply replacement61
Power supply warnings and cautions62
DC power supply warnings and cautions62
Removing and replacing a Flexible Slot power supply63
- Prerequisites63
- About this task63
- Procedure63
- Results68
Removing and replacing a power supply blank68
- About this task68
- Procedure68
- Results68
Transceiver replacement69
Transceiver warnings and cautions69
Removing and replacing a transceiver69
- Prerequisites69
- Procedure69
- Results70
Media device replacement70
Removing and replacing the USB RDX docking station70
- Prerequisites70
- About this task70
- Procedure70
- Results71
Removing and replacing the optical drive71
- Prerequisites71
- About this task71
- Procedure72
- Results73
Removing and replacing the front I/O module73
- Prerequisites74
- Procedure74
- Results74
Drive backplane replacement75
Removing and replacing the 4 LFF drive backplane75
- Prerequisites75
- About this task75
- Procedure75
- Results76
Removing and replacing the 8 SFF drive backplane76
- Prerequisites76
- About this task76
- Procedure77
- Results78
Removing and replacing the E3.S drive backplane78
- Prerequisites78
- About this task78
- Procedure78
- Results79
Fan replacement80
Fan population80
Fan redundancy support80
Removing and replacing the internal fan in hot-plug mode81
- About this task81
- Procedure81
- Results82
Removing and replacing the internal fan in non-hot-plug mode82
- About this task82
- Procedure82
- Results83
Removing and replacing the external fan83
- Prerequisites83
- About this task83
- Procedure83
- Results84
Removing and replacing the external fan cable84
- Prerequisites84
- Procedure84
- Results85
Removing and replacing the fan blank85
- About this task85
- Procedure85
- Results86
Removing and replacing the fan cage86
- Procedure86
- Results88
Removing and replacing a DIMM88
- About this task88
- Procedure88
- Results90
Removing and replacing a DIMM guard90
- Prerequisites90
- Procedure90
- Results91
Heatsink replacement91
Removing the heatsink91
- Prerequisites91
- About this task91
- Procedure91
Installing the heatsink98
- Prerequisites98
- About this task98
- Procedure98
Processor replacement110
Processor cautions110
Removing the processor110
- Prerequisites110
- Procedure111
Installing the processor118
- Prerequisites118
- About this task118
- Procedure118
Expansion card replacement128
Removing and replacing an expansion card from the primary/secondary riser cage128
- Prerequisites128
- About this task128
- Procedure129
- Results130
Removing and replacing an expansion card from the tertiary riser130
- Prerequisites130
- About this task130
- Procedure130
- Results131
Removing and replacing a type-o storage controller131
- About this task132
- Procedure132
- Results133
HPE NS204i Boot Device replacement133
Removing and replacing the boot device cage assembly133
- Prerequisites133
- About this task133
- Procedure134
- Results136
Removing and replacing a boot device carrier with the security cover136
- Prerequisites136
- About this task136
- Procedure136
- Results138
Removing and replacing a boot device carrier without the security cover installed139
- Prerequisites139
- About this task139
- Procedure139
- Results140
Removing and replacing a boot device drive with the security cover installed140
- Prerequisites140
- About this task140
- Procedure141
- Results143
Removing and replacing a boot device drive without the security cover installed143
- Prerequisites143
- About this task143
- Procedure143
- Results144
Riser board replacement145
Removing and replacing the primary/secondary riser board145
- Prerequisites145
- About this task145
- Procedure145
- Results146
Removing and replacing the tertiary riser board146
- Prerequisites146
- About this task146
- Procedure146
- Results148
Removing and replacing the internal USB device148
- Procedure148
- Results148
Removing and replacing the energy pack148
- About this task148
- Procedure148
- Results149
Removing and replacing the energy pack holder149
- Procedure149
- Results150
Removing and replacing a cable clamp150
- Procedure150
- Results151
Removing and replacing the boot device security cover151
- Prerequisites151
- Procedure151
- Results152
Removing and replacing the secondary riser cage blank152
- Prerequisites152
- About this task152
- Procedure152
- Results153
Removing and replacing the tertiary riser slot cover153
- Prerequisites153
- About this task153
- Procedure153
- Results154
Removing and replacing the external fan connector blank154
- Prerequisites154
- About this task154
- Procedure154
- Results155
Removing and replacing the chassis intrusion detection switch155
- Procedure155
- Results156
Removing and replacing the OCP NIC 3.0 adapter156
- About this task156
- Procedure156
- Results157
Removing and replacing an OCP slot blank157
- Prerequisites157
- About this task157
- Procedure157
- Results158
Removing and replacing the serial port cable158
- Prerequisites158
- About this task159
- Procedure159
- Results159
Removing and replacing the serial port blank160
- Prerequisites160
- About this task160
- Procedure160
- Results160
System battery replacement160
System battery information161
Removing and replacing the system battery161
- Prerequisites161
- Procedure161
- Results163
System board assembly replacement163
Removing the system board assembly163
- Prerequisites163
- About this task163
- Procedure163
Installing the system board assembly168
- Prerequisites168
- About this task168
- Procedure168
Re-entering the server serial number and product ID173
- About this task173
- Procedure173
- Results174
Troubleshooting174
NMI functionality174
Troubleshooting resources175
Component identification175
Front panel components176
- LFF drive configuration176
- SFF drive configuration176
- E3.S drive configuration177
iLO Service Port179
Front panel LEDs and button179
Server UID LED181
Using the UID button to view the Server Health Summary181
- Prerequisites181
- About this task181
- Procedure181
Front panel LED power fault codes181
Rear panel components182
Display device setup184
Rear panel LEDs184
System board components186
System maintenance switch descriptions188
DIMM label identification188
DIMM slot numbering189
Heatsink and processor socket components190
Internal components191
Riser board components191
- PCIe5 4 x8 riser components191
- PCIe5 2 x16 riser components192
- Tertiary riser components192
Riser slot numbering193
PCIe5 slot description194
HPE Basic Drive LED definitions195
- LFF low-profile drive carrier195
- SFF basic drive carrier196
EDSFF SSD LED definitions197
Drive bay numbering198
LFF drive bay numbering198
- Tower orientation198
- Rack orientation199
SFF drive bay numbering199
- Tower orientation200
- Rack orientation200
Mixed drive bay numbering201
- 4 LFF + 8 SFF201
- 4 LFF + 16 SFF202
E3.S drive bay numbering203
Drive backplane naming204
Fan bay numbering205
Media device screws206
Trusted Platform Module 2.0206
Trusted Platform Module 2.0 guidelines207
BitLocker recovery key/password retention guidelines207
HPE NS204i-u Boot Device components208
HPE NS204i-u Boot Device LED definitions208
Cabling209
Cabling guidelines210
- Before connecting cables210
- When connecting cables210
- When disconnecting cables210
Cabling diagrams211
Internal cabling management213
Storage cabling213
Storage controller cabling213
- 4/8/12 LFF drive: Onboard SATA cabling213
- 8 SFF drive: Onboard SATA cabling214
- 8 SFF drive: Onboard NVMe cabling215
- 12 E3.S drive: Onboard NVMe cabling215
- 4/8/12 LFF SAS/SATA drive controller cabling: Type-o controller in Slot 14216
- 4/8/12 LFF SAS/SATA drive controller cabling: Type-p controller in the primary riser216
- 8/16 SFF SAS/ NVMe x1 drive controller cabling: Type-o controller in Slot 14217
- 8 SFF SAS/ NVMe x1 drive controller cabling: Type-p controller in the primary riser218
- 16 SFF SAS/ NVMe x1 drive controller cabling: Type-p controller in the primary riser218
- 8 SFF NVMe x4 drive controller cabling220
- 4 LFF + 8 SFF / 4 LFF + 16 SFF drive controller cabling220
Drive power cabling221
- LFF/SFF drive power cabling221
- E3.S drive power cabling222
Energy pack cabling223
Storage controller backup power cabling223
- Storage controller backup power cabling from type-o storage controller in Slot 14223
- Storage controller backup power cabling from type-p storage controller in the primary riser224
Media device cabling224
USB RDX docking station cabling225
Optical drive cabling225
GPU auxiliary power cabling226
Fan cabling227
- Internal fans 1–8227
- External fans 9–10228
HPE NS204i Boot Device cabling228
OCP upgrade cabling229
- OCP bandwidth upgrade cabling229
- Dual OCP slot upgrade cabling for single-processor server229
Serial port cabling230
Tertiary riser signal cabling231
Chassis intrusion detection switch cabling231
Front I/O cabling232
Configuration resources233
Updating firmware or system ROM233
Configuring the server234
Configuring storage controllers235
Managing the HPE NS204i Boot Device236
Deploying an OS236
Configuring security237
Optimizing the server237
Server management237
Managing Linux-based high performance compute clusters237
Specifications238
Environmental specifications238
- Standard operating support238
- Extended ambient operating support239
Limited operating inlet ambient temperature requirements239
Limited operating inlet ambient temperature requirements for DDR5 4800 256 GB DIMM239
Limited operating inlet ambient temperature requirements for HPE InfiniBand HDR100 / Ethernet 100GB 2-port QSFP56 PCIe4 x16 Adapter240
Limited operating inlet ambient temperature requirements for HPE NS204i Boot Device240
Limited operating inlet ambient temperature requirements for E3.S drive configuration240
Mechanical specifications241
- Tower orientation241
- Rack orientation241
Power supply specifications241
HPE 500 W Flex Slot Platinum Hot-plug Low Halogen Power Supply241
HPE 800 W Flex Slot Platinum Hot-plug Low Halogen Power Supply242
HPE 1000 W Flex Slot Titanium Hot-plug Power Supply243
HPE 1600 W Flex Slot Platinum Hot-plug Low Halogen Power Supply244
HPE 1600 W Flex Slot -48 VDC Hot-plug Power Supply245
Websites245
- General websites245
- Product websites245
Support and other resources245
Accessing Hewlett Packard Enterprise Support246
- Information to collect246
Accessing updates246
Remote support247
Warranty information247
Regulatory information248
- Additional regulatory information248
Documentation feedback248

HPE ProLiant ML350 Gen11

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